ensuring seamless integration with existing safety circuits

Common Questions What is the primary application for the A-4000-1037

While the 8 psi calibration is factory-set

Common Questions: Which Weil McLain models are compatible with the 510-218-099 gauge

Lennox 18K69 Limit Switch ensuring seamless integration with existingThe Lennox 18K69 Limit Switch is a critical safety component designed for precise thermal management in Lennox electric furnaces and air handlers. This OEM replacement part, also identified as 18K6901, features an L150F L333F configuration, meaning it is set to "Open on Rise" when temperatures hit the 150F threshold and automatically resets when the system cools to 110F. For a technician in the field, this auto reset limit switch ensures the heating